What is the use of numeric function sin ?
What is the use of format specifier %s ?
What is the use of string function substr(string,position) in AWK?
What is the use of numeric function exp ?
Write a command remove all empty lines?
What is the use of string function length(string) in AWK?
What is the use of string function strtonum(string)?
What is the use of SUBSEP?
What are Trigonometric Functions in AWK?
Which shell to use with AWK?
What is the use of OFMT?
What is the use of format specifier %o ?
Write a command to print first and last line using sed command?